a:7:{i:0;s:2:"id";i:1;s:9:"order_num";i:2;s:11:"create_time";i:3;s:10:"queue_lock";i:4;s:6:"pay_id";s:3:"_pk";s:2:"id";s:5:"_type";a:5:{s:2:"id";s:18:"bigint(8) unsigned";s:9:"order_num";s:11:"varchar(50)";s:11:"create_time";s:16:"int(10) unsigned";s:10:"queue_lock";s:10:"tinyint(2)";s:6:"pay_id";s:7:"int(11)";}}